PDS23 Series
- 22 -
Figure 9 Main terminals (The sequence may be different from actual product)
Figure 10 Control terminals (The sequence may be different from actual product)
3.2.2 Power in DC Wiring
For Solar Pumping Systems, a two-pole DC disconnect switch must be installed
between the solar array and the PDS23 solar pump controller.
Connect the cables which comes from the two-pole DC disconnect Switch
downstream terminals marked with “+” and “-” (positive and negative poles of
Solar panel output), to PDS23 solar pump controller’s terminals block labeled as
“+”, “-” .
Note: The R, S, T terminals are with anti reverse connection protection; DC power
supply can be connected in the R, S, T terminals, can not consider the phase
sequence.
+
-
R
S
T PB U
V
W
GROUND
Power In
AC INPUT
NO FUNCTION
Pump
GROUND
To reverse direc tion,
reverse any two wires.
The DC and AC ca n't
input at the sam e time.
M1 M2 M3 COM M4 M5 M6 COM
NC
N0
Remote Float Sw itch
Low-water
sensor probe
No Function
